IP Library Granted Patent US 6,557,821
Granted Patent Utility
US 6,557,821 · Confirmation No. 4930

CRASHPROOF INSTANT-ON VALVE

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Code Description Pages PDF
2001-12-17 TRNA Transmittal of New Application 3 View
2001-12-17 DRW Drawings-only black and white line drawings 6 View
2001-06-22 TRNA Transmittal of New Application 2 View
2001-06-22 SPEC Specification 10 View
2001-06-22 CLM Claims 4 View
2001-06-22 ABST Abstract 1 View
2001-06-22 DRW Drawings-only black and white line drawings 6 View
2001-06-22 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,557,821
App. No.
09/886,127
Filed
2001-06-22
Granted
2003-05-06
Pub. No.
US20020036278A1
Art Unit
3754
PTA
-34 days